Date: Sun, 17 Dec 2023 12:21:50 +0000 From: Nuno Teixeira <eduardo@freebsd.org> To: freebsd-arm@freebsd.org Subject: Re: firefox broken on arm64 Message-ID: <CAFDf7U%2Bs-yNUSivER2wtOFqZ95ap8w8FH9k-A16dk4TDDb4NFg@mail.gmail.com> In-Reply-To: <7daaaade-955d-4678-bec4-a34a196b27b7@FreeBSD.org> References: <9518dc38-e44b-42ae-bf87-6039ac278ac8@FreeBSD.org> <ddce2c12-c006-42d0-9441-306c89b91adb@FreeBSD.org> <ZWw-bSo4b1bKYxeF@int21h> <46c52d37-36ec-45fc-8098-1029996c717c@FreeBSD.org> <27c55e4e-21d2-44f7-9436-95fa1e5b4722@FreeBSD.org> <7daaaade-955d-4678-bec4-a34a196b27b7@FreeBSD.org>
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--0000000000003c98be060cb3ae72 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Hello Jesper, I've applied your reversed patch and used makepatch into a ready to use patch: https://bugs.freebsd.org/bugzilla/attachment.cgi?id=3D247095 thanks Jesper Schmitz Mouridsen <jsm@freebsd.org> escreveu no dia s=C3=A1bado, 16/12/2023 =C3=A0(s) 22:08: > > > On 10.12.2023 14.08, Jesper Schmitz Mouridsen wrote: > > > > > > On 03.12.2023 11.59, Jesper Schmitz Mouridsen wrote: > >> > >> > >> On 03.12.2023 09.38, void wrote: > >>> On Sun, Dec 03, 2023 at 08:34:21AM +0100, Jesper Schmitz Mouridsen > >>> wrote: > >>>> > >>>> Just build firefox-esr-115.5.0_1,1 and firefox-116.0.3_1,2 the > >>>> first runs with aslr disabled, the latter signals 4. > >>>> > >>>> Any suggestions on what is going on are appreciated. > >>> > >>> What's the uname -aKU ? > >> > >> FreeBSD generic 14.0-RELEASE FreeBSD 14.0-RELEASE #0 > >> releng/14.0-n265380-f9716eee8ab4: Fri Nov 10 09:12:14 UTC 2023 > >> root@releng1.nyi.freebsd.org:/usr/obj/usr/src/arm64.aarch64/sys/GENERI= C > arm64 1400097 1400097 > >> > >> did you build from ports or poudriere? > >> From ports. > >> > >> If the > >>> latter, what's the /etc/make.conf contain? > >>> > >>> Please post sysctl -a | grep aslr > >>> > >> > >> kern.elf32.aslr.shared_page: 0 > >> kern.elf32.aslr.stack: 1 > >> kern.elf32.aslr.honor_sbrk: 0 > >> kern.elf32.aslr.pie_enable: 0 > >> kern.elf32.aslr.enable: 0 > >> kern.elf64.aslr.shared_page: 1 > >> kern.elf64.aslr.stack: 1 > >> kern.elf64.aslr.honor_sbrk: 0 > >> kern.elf64.aslr.pie_enable: 1 > >> kern.elf64.aslr.enable: 1 > >> vm.aslr_restarts: 256 > >> > >> I did the esr build to test the build setup, since also the pkg in the > >> official pkg repo behaves the same i.e the one before 115.5 since > >> 115.5 did not hit the pkg repo yet, which works without aslr (set by > >> proccontrol) So unless 116 introduces something which requires sysctl > >> changes for the building tool chain while building my test should be > >> valid. > >> > >> Thanks > >> > >> /jsm > >> > >> > > Hi > > Just FYI > > I have managed to cross-compile firefox115-esr on amd64 to aaarhc64 so > > that takes me ~20 min compute time to compile as opposed to 5-7 hours o= n > > my arm boards... I think it broke somewhere between 115 and 116, but no= w > > bisecting is doable to the extend the port patches allows. Can someone > > btw tell me hove the libwebrtc patches are generated..? > > > I build and bisected with --disable-webrtc so I did not need the patches > for that.. > It breaks here: > changeset: 743155:5c5cf716aa0b > user: Jan de Mooij <jdemooij@mozilla.com> > date: Wed Jun 07 16:34:51 2023 +0000 > summary: Bug 1835876 part 2 - Disable code write protection in > content processes. r=3Dnbp > > [root@freebsd2 /tmp3/bisect/mozilla-unified]# hg log -r 743154 > changeset: 743154:028f981600d7 > user: Jan de Mooij <jdemooij@mozilla.com> > date: Wed Jun 07 16:34:51 2023 +0000 > summary: Bug 1835876 part 1 - Remove unused > ProtectionSetting::Protected. r=3Dnbp > > Related to w^x.. I can only make it work by reverting the whole of the > two above commits... > (https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D271081#c7) Still > disabling aslr is required > /Jsm > > --=20 Nuno Teixeira FreeBSD Committer (ports) --0000000000003c98be060cb3ae72 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable <div dir=3D"ltr"><div>Hello Jesper,</div><div><br></div><div>I've appli= ed your reversed patch and used makepatch into a ready to use patch:<br></d= iv><div><a href=3D"https://bugs.freebsd.org/bugzilla/attachment.cgi?id=3D24= 7095">https://bugs.freebsd.org/bugzilla/attachment.cgi?id=3D247095</a></div= ><div><br></div><div>thanks<br></div></div><br><div class=3D"gmail_quote"><= div dir=3D"ltr" class=3D"gmail_attr">Jesper Schmitz Mouridsen <<a href= =3D"mailto:jsm@freebsd.org">jsm@freebsd.org</a>> escreveu no dia s=C3=A1= bado, 16/12/2023 =C3=A0(s) 22:08:<br></div><blockquote class=3D"gmail_quote= " style=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);= padding-left:1ex"><br> <br> On 10.12.2023 14.08, Jesper Schmitz Mouridsen wrote:<br> > <br> > <br> > On 03.12.2023 11.59, Jesper Schmitz Mouridsen wrote:<br> >><br> >><br> >> On 03.12.2023 09.38, void wrote:<br> >>> On Sun, Dec 03, 2023 at 08:34:21AM +0100, Jesper Schmitz Mouri= dsen <br> >>> wrote:<br> >>>><br> >>>> Just build firefox-esr-115.5.0_1,1=C2=A0 and firefox-116.0= .3_1,2 the <br> >>>> first runs with aslr disabled, the latter signals 4.<br> >>>><br> >>>> Any suggestions on what is going on are appreciated.<br> >>><br> >>> What's the uname -aKU ?<br> >><br> >> FreeBSD generic 14.0-RELEASE FreeBSD 14.0-RELEASE #0 <br> >> releng/14.0-n265380-f9716eee8ab4: Fri Nov 10 09:12:14 UTC 2023 <br= > >> root@releng1.nyi.freebsd.org:/usr/obj/usr/src/arm64.aarch64/sys/GE= NERIC arm64 1400097 1400097<br> >><br> >> =C2=A0=C2=A0did you build from ports or poudriere?<br> >> =C2=A0From ports.<br> >><br> >> If the<br> >>> latter, what's the /etc/make.conf contain?<br> >>><br> >>> Please post sysctl -a | grep aslr<br> >>><br> >><br> >> kern.elf32.aslr.shared_page: 0<br> >> kern.elf32.aslr.stack: 1<br> >> kern.elf32.aslr.honor_sbrk: 0<br> >> kern.elf32.aslr.pie_enable: 0<br> >> kern.elf32.aslr.enable: 0<br> >> kern.elf64.aslr.shared_page: 1<br> >> kern.elf64.aslr.stack: 1<br> >> kern.elf64.aslr.honor_sbrk: 0<br> >> kern.elf64.aslr.pie_enable: 1<br> >> kern.elf64.aslr.enable: 1<br> >> vm.aslr_restarts: 256<br> >><br> >> I did the esr build to test the build setup, since also the pkg in= the <br> >> official pkg repo behaves the same i.e the one before 115.5 since = <br> >> 115.5 did not hit the pkg repo yet, which works without aslr (set = by <br> >> proccontrol) So unless 116 introduces something which requires sys= ctl <br> >> changes for the building tool chain while building my test should = be <br> >> valid.<br> >><br> >> Thanks<br> >><br> >> /jsm<br> >><br> >><br> > Hi<br> > Just FYI<br> > I have managed to cross-compile firefox115-esr on amd64 to aaarhc64 so= <br> > that takes me ~20 min compute time to compile as opposed to 5-7 hours = on <br> > my arm boards... I think it broke somewhere between 115 and 116, but n= ow <br> > bisecting is doable to the extend the port patches allows. Can someone= <br> > btw tell me hove the libwebrtc patches are generated..?<br> > <br> I build and bisected with --disable-webrtc so I did not need the patches <b= r> for that..<br> It breaks here:<br> changeset:=C2=A0 =C2=A0743155:5c5cf716aa0b<br> user:=C2=A0 =C2=A0 =C2=A0 =C2=A0 Jan de Mooij <<a href=3D"mailto:jdemooi= j@mozilla.com" target=3D"_blank">jdemooij@mozilla.com</a>><br> date:=C2=A0 =C2=A0 =C2=A0 =C2=A0 Wed Jun 07 16:34:51 2023 +0000<br> summary:=C2=A0 =C2=A0 =C2=A0Bug 1835876 part 2 - Disable code write protect= ion in <br> content processes. r=3Dnbp<br> <br> [root@freebsd2 /tmp3/bisect/mozilla-unified]# hg log -r 743154<br> changeset:=C2=A0 =C2=A0743154:028f981600d7<br> user:=C2=A0 =C2=A0 =C2=A0 =C2=A0 Jan de Mooij <<a href=3D"mailto:jdemooi= j@mozilla.com" target=3D"_blank">jdemooij@mozilla.com</a>><br> date:=C2=A0 =C2=A0 =C2=A0 =C2=A0 Wed Jun 07 16:34:51 2023 +0000<br> summary:=C2=A0 =C2=A0 =C2=A0Bug 1835876 part 1 - Remove unused <br> ProtectionSetting::Protected. r=3Dnbp<br> <br> Related to w^x.. I can only make it work by reverting the whole of the <br> two above commits... <br> (<a href=3D"https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D271081#c7" = rel=3D"noreferrer" target=3D"_blank">https://bugs.freebsd.org/bugzilla/show= _bug.cgi?id=3D271081#c7</a>) Still <br> disabling aslr is required<br> /Jsm<br> <br> </blockquote></div><br clear=3D"all"><br><span class=3D"gmail_signature_pre= fix">-- </span><br><div dir=3D"ltr" class=3D"gmail_signature"><div dir=3D"l= tr"><span style=3D"color:rgb(102,102,102)">Nuno Teixeira<br>FreeBSD Committ= er (ports)</span></div></div> --0000000000003c98be060cb3ae72--
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